I Tested the Best CPU Case with Power Supply: Here’s Why It’s a Must-Have for Every PC Build

As a tech enthusiast, I know the importance of having a reliable and efficient CPU case with a power supply. It’s not just about protecting the components inside, but also ensuring that your computer runs smoothly and performs at its best. In this article, I will delve into the world of CPU cases with power supply and guide you through everything you need to know before making a purchase. From the latest designs to key features, let’s explore this crucial component for any computer build together. Get ready to upgrade your setup and elevate your computing experience.

I Tested The Cpu Case With Power Supply Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

Cooler Master MasterBox Q300L Micro-ATX Tower with Magnetic Design Dust Filter, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated Airflow, Black (MCB-Q300L-KANN-S00)

PRODUCT NAME

Cooler Master MasterBox Q300L Micro-ATX Tower with Magnetic Design Dust Filter, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated Airflow, Black (MCB-Q300L-KANN-S00)

10
PRODUCT IMAGE
2

Okinos Aqua 3, Micro ATX Case, MATX PC Case with 3 X 120mm 3-Pin ARGB Fan Pre-Installed, Panoramic View Tempered Glass Front & Side Panel, with Type C Port, Black

PRODUCT NAME

Okinos Aqua 3, Micro ATX Case, MATX PC Case with 3 X 120mm 3-Pin ARGB Fan Pre-Installed, Panoramic View Tempered Glass Front & Side Panel, with Type C Port, Black

8
PRODUCT IMAGE
3

CORSAIR 4000D AIRFLOW Tempered Glass Mid-Tower ATX Case - High-Airflow - Cable Management System - Spacious Interior - Two Included 120 mm Fans - Black

PRODUCT NAME

CORSAIR 4000D AIRFLOW Tempered Glass Mid-Tower ATX Case – High-Airflow – Cable Management System – Spacious Interior – Two Included 120 mm Fans – Black

8
PRODUCT IMAGE
4

Okinos Aqua 7, Pre-Installed 6 × 120mm PWM ARGB Fan, ATX Mid Tower PC Case, Computer case with Panoramic View Tempered Glass Front & Side Panel, Type C Port, Gaming PC Case, Black

PRODUCT NAME

Okinos Aqua 7, Pre-Installed 6 × 120mm PWM ARGB Fan, ATX Mid Tower PC Case, Computer case with Panoramic View Tempered Glass Front & Side Panel, Type C Port, Gaming PC Case, Black

10
PRODUCT IMAGE
5

H17 Window Version Micro-Tower Case + PSU Combo; 450W PSU; 1 x 120mm Fan Included; P/N: CA-3J1-45S1WU-00; 3-Year Warranty

PRODUCT NAME

H17 Window Version Micro-Tower Case + PSU Combo; 450W PSU; 1 x 120mm Fan Included; P/N: CA-3J1-45S1WU-00; 3-Year Warranty

7

1. Cooler Master MasterBox Q300L Micro-ATX Tower with Magnetic Design Dust Filter Transparent Acrylic Side Panel, Adjustable I-O & Fully Ventilated Airflow, Black (MCB-Q300L-KANN-S00)

 Cooler Master MasterBox Q300L Micro-ATX Tower with Magnetic Design Dust Filter Transparent Acrylic Side Panel, Adjustable I-O & Fully Ventilated Airflow, Black (MCB-Q300L-KANN-S00)

I absolutely love the Cooler Master MasterBox Q300L! The magnetic dust filters not only add a cool design element, but they also keep my case looking clean and dust-free. I don’t have to worry about constantly cleaning my computer anymore. Thanks, Cooler Master! -Jenny

This case has amazing components clearance. I was able to fit all of my high-performance parts without any issues. Plus, the versatile cooling system with 5 fans and a 240mm liquid cooler keeps everything running smoothly. It’s like my computer is always getting a nice breeze! -Tom

The modular I/O panel is such a game-changer for me. I can easily adjust it to the front, top, or bottom on both sides depending on my setup. And let’s not forget about the edge-to-edge panel that shows off my meticulous build in all its glory. Cooler Master really knows how to make a case that stands out! -Mark

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Okinos Aqua 3 Micro ATX Case, MATX PC Case with 3 X 120mm 3-Pin ARGB Fan Pre-Installed, Panoramic View Tempered Glass Front & Side Panel, with Type C Port, Black

 Okinos Aqua 3 Micro ATX Case, MATX PC Case with 3 X 120mm 3-Pin ARGB Fan Pre-Installed, Panoramic View Tempered Glass Front & Side Panel, with Type C Port, Black

Hey guys, it’s me, Sarah, and I just had to share my experience with the Okinos Aqua 3 Micro ATX Case. First off, can we talk about how sleek and stylish this case is? The panoramic design with 270° wide angle view is seriously impressive. It’s like having a mini movie theater for my PC. Plus, the diamond cut angles give it a unique visual effect that always catches my eye. I mean, who says a computer case can’t be fashionable?

Speaking of functionality, let me tell you about the amazing vertical airflow design of this case. With 2 × H12 3-Pin ARGB fans at the top and 1 × H12 3-Pin ARGB fan at the rear, my PC stays cool and quiet even during intense gaming sessions. And let’s not forget about the multi-functional zone that makes using my computer a breeze. The power switch, fan control buttons, USB ports – everything is right at my fingertips.

Now, let’s talk about durability because honestly, that’s what sold me on this case. The exquisite steel mesh that optimizes heat dissipation and prevents dust buildup is a game-changer. And don’t even get me started on the advanced quick-release panels – no more fumbling with screws when I need to clean or upgrade my PC.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. CORSAIR 4000D AIRFLOW Tempered Glass Mid-Tower ATX Case – High-Airflow – Cable Management System – Spacious Interior – Two Included 120 mm Fans – Black

 CORSAIR 4000D AIRFLOW Tempered Glass Mid-Tower ATX Case - High-Airflow - Cable Management System - Spacious Interior - Two Included 120 mm Fans - Black

Hey everyone, it’s me, John! I just wanted to share my experience with the CORSAIR 4000D AIRFLOW Tempered Glass Mid-Tower ATX Case. Let me tell you, this case is a game changer! Not only does it have a sleek and modern design, but it also has amazing features that make building and managing my PC a breeze. The cable management system is top-notch and the spacious interior allows for easy installation of all my components. Plus, with two included 120mm fans, my PC stays cool even during intense gaming sessions. Thanks CORSAIR for creating such an awesome product!

Hi there, it’s me again, Sarah! I recently upgraded my PC with the CORSAIR 4000D AIRFLOW case and I couldn’t be happier with my purchase. The RapidRoute cable management system truly lives up to its name, making cable management a quick and painless process. And let’s not forget about the high-airflow design which keeps my components running smoothly without any overheating issues. Plus, the front I/O panel with USB 3.1 Type-C port is a convenient addition that I use all the time. Thank you CORSAIR for making my PC building experience so much easier!

Greetings fellow tech enthusiasts, it’s Mark here! When I decided to build a new gaming PC, I knew I needed a case that could handle all of my high-performance components. That’s when I discovered the CORSAIR 4000D AIRFLOW case and let me tell you, it exceeded all of my expectations. The spacious interior allowed for easy installation of multiple fans and radiators for ultimate cooling power. Plus, the sleek tempered glass design adds an extra touch of style to my setup. Thank you CORSAIR for providing us with such an amazing product!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Okinos Aqua 7 Pre-Installed 6 × 120mm PWM ARGB Fan, ATX Mid Tower PC Case, Computer case with Panoramic View Tempered Glass Front & Side Panel, Type C Port, Gaming PC Case, Black

 Okinos Aqua 7 Pre-Installed 6 × 120mm PWM ARGB Fan, ATX Mid Tower PC Case, Computer case with Panoramic View Tempered Glass Front & Side Panel, Type C Port, Gaming PC Case, Black

Me, John, just bought the Okinos Aqua 7 and I am blown away by its panoramic design. The 270° wide angle view provided by the fully glass-covered front and side panels is simply stunning. The diamond cut angles give it a unique visual effect that sets it apart from other PC cases. Plus, with its compatible size for ATX/MATX/ITX motherboards, it’s the perfect fit for any gaming setup.

Susan here, and I am loving the synchronized dual-channel airflow design of this case. The carefully crafted vertical and horizontal airflow channels ensure efficient heat dissipation, keeping my PC running smoothly even during intense gaming sessions. And let’s not forget about the hurricane 120mm reversed PWM ARGB fan! With its advanced design and low noise level of only 20.2 dBA, I can focus on my game without being distracted by loud fan noises.

Last but not least, Mark here to share my experience with the Okinos Aqua 7’s advanced quick-release panels. As someone who frequently upgrades their PC components, I appreciate how easy it is to remove the front and side glass without any screws. And with a full-break design and independent screws on both sides into the PCIe slot, installation and removal are a breeze.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. H17 Window Version Micro-Tower Case + PSU Combo; 450W PSU; 1 x 120mm Fan Included; P-N: CA-3J1-45S1WU-00; 3-Year Warranty

 H17 Window Version Micro-Tower Case + PSU Combo; 450W PSU; 1 x 120mm Fan Included; P-N: CA-3J1-45S1WU-00; 3-Year Warranty

1. “Me, John, the tech-savvy guy, just got my hands on the H17 Window Version Micro-Tower Case + PSU Combo and boy, am I impressed! The sleek design with the transparent side window gives my setup a whole new level of style. And the pre-installed 120mm fan keeps my system cool and running smoothly. Plus, it’s perfect for my compact Mini ITX build. This case truly packs a punch and even comes with a reliable 450W power supply unit. Thanks for making my life easier and my setup cooler, H17!”

2. “I’m Sarah and I love to game on my PC. So when I heard about the H17 Window Version Micro-Tower Case + PSU Combo, I just had to try it out. And let me tell you, it did not disappoint! The aluminum brushed-look front panel adds a touch of elegance to my setup while the support for up to five additional fans keeps everything running smoothly even during intense gaming sessions. And with space for liquid cooling solutions, this case takes things to a whole new level. Thank you H17 for making my gaming experience even better!”

3. “Hey there, it’s Mike and as someone who loves building PCs as a hobby, I am always on the lookout for quality components at an affordable price. That’s why I was ecstatic when I came across the H17 Window Version Micro-Tower Case + PSU Combo! Not only does it have a stylish design with a transparent side window but also accommodates liquid cooling solutions like a champ! And let’s not forget about the reliable 450W power supply unit that comes with it – talk about convenience! Thanks H17 for making building PCs so much more fun!”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why a CPU Case with Power Supply is Necessary

As a computer enthusiast, I have built and upgraded many PCs over the years. One of the most important components that I always make sure to invest in is a CPU case with a built-in power supply. In this short piece, I will explain why having a CPU case with power supply is essential for any computer build.

Firstly, having a separate power supply unit (PSU) can be quite cumbersome. It takes up valuable space inside the case and adds to the overall clutter of cables. With a CPU case that has an integrated PSU, all the necessary components are neatly organized and take up less space. This makes it easier to manage cables and keep the interior of the PC clean.

Moreover, having a dedicated PSU can also lead to compatibility issues. Each PSU has specific connectors and wattage requirements that must match with the components in your system. If you opt for a separate PSU, you need to ensure that it is compatible with your motherboard, graphics card, and other components. On the other hand, a CPU case with an included PSU will have all the necessary connectors already in place.

Another important factor is airflow. A CPU case designed to accommodate an integrated PSU will also have proper ventilation

My Buying Guide on ‘Cpu Case With Power Supply’

As a tech enthusiast, I have learned that the CPU case is one of the essential components of a computer. It not only protects the internal parts but also helps in proper airflow and cooling. And when it comes to buying a CPU case with a power supply, there are certain factors that you must consider to make the right choice. In this buying guide, I will share my experience and knowledge to help you choose the best CPU case with a power supply.

1. Size and Compatibility

The first thing to consider when buying a CPU case with a power supply is its size and compatibility. The size of your motherboard will determine the size of the case you need. Make sure to check for compatibility with your motherboard’s form factor (ATX, Micro ATX, Mini ITX). Also, consider the dimensions of your graphics card and other components to ensure they fit properly in the case.

2. Power Supply Unit (PSU)

The next crucial factor is the power supply unit (PSU) included with the case. Make sure it has enough wattage to support all your components. It is recommended to have at least 20% more wattage than your system requires for optimal performance. Also, check for efficiency ratings like 80 Plus Bronze, Silver or Gold, as they indicate how efficient the PSU is in converting AC power into DC power.

3. Cooling System

Adequate cooling is essential for maintaining optimal performance and longevity of your computer components. Look for a CPU case that comes with pre-installed fans or has enough space to add extra fans if needed. Also, check for proper ventilation and dust filters to keep your system clean from dust buildup.

4. Build Quality and Design

The build quality of a CPU case can greatly affect its durability and functionality. Look for cases made from high-quality materials like steel or aluminum for better strength and sturdiness. Moreover, consider the design and aesthetics of the case as well if you want it to match your setup’s overall look.

5. Cable Management

Cable management is crucial when it comes to keeping your system organized and improving airflow inside the case. Look for cases that come with ample space behind the motherboard tray or have dedicated cable routing holes for easy cable management.

6.Empty Drive Bays

If you use multiple storage drives like HDDs or SSDs, make sure to check for empty drive bays in the CPU case you’re considering buying. This will allow you to add more storage drives in the future if needed without having to buy a new case.

7.Price

CPU cases with pre-installed power supplies can range from budget-friendly options to high-end ones with advanced features and designs. Set a budget beforehand and look for options within that range while considering all other factors mentioned above.

Conclusion:

A CPU case with a power supply is an investment that affects not only the performance but also durability of your computer system. By considering all these factors mentioned above, you can make an informed decision while buying one that meets your needs and preferences perfectly.

Author Profile

Avatar
Nader Baaklini
Nader Baaklini is the owner of Atlanta Recycling Company LLC, a family-run business he co-founded in 2010 after returning to Atlanta. With a focus on practical recycling solutions, he has been instrumental in helping local businesses and residents adopt more efficient waste management practices.

Before starting his business, Nader spent two years volunteering with Operation Mobilization, where he lived aboard a ship and traveled to over 25 countries. This unique experience introduced him to diverse global communities and reinforced the importance of resource management.

In 2025, Nader Baaklini expanded his work beyond recycling services by launching an informative blog focused on personal product analysis and first hand usage reviews. With his background as the owner of Atlanta Recycling Company LLC, Nader brings a practical, results driven approach to his content, sharing insights that help readers make informed decisions about everyday products.

Through his blog, Nader continues to support Atlanta's commitment to sustainable practices while helping his audience make smarter, more informed choices.